Alarm



FIG. 1 is a front perspective view of an alarm.

FIG. 2 is a top plan view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a front elevation view thereof.

FIG. 5 is a rear elevation view thereof.

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

In the drawings, the broken lines depict portions of the alarm that form no part of the claimed design. 

CLAIM We claim the ornamental design for an alarm, as shown and described. 